unreal
adj. B2 Upper Intermediate US //ənˈɹiɫ// UK //ʌnɹˈiəl// un·re·al
adj. so strange, beautiful, or impressive that it does not seem like it could be true. You use this when something feels like a dream or is much better than you expected.
adj. resembling a dream or fantasy rather than reality; exceptionally good or impressive. Often used to describe experiences that defy expectation or seem impossible.
The view from the top of the mountain was unreal.
Winning the championship after such a difficult season felt completely unreal to the whole team.
The special effects in the film were so advanced that the alien landscapes looked unreal, yet strangely convincing to the audience.
From un- + real.
Usage
Often follows a linking verb like 'feel', 'look', or 'seem'.